/Engine/Plugins/Runtime/CommonUI/Source/CommonUI/Public/CommonButtonBase.h
The current button padding that corresponds to the current size and selection state
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, Category="Common Button|Getters") void GetCurrentButtonPadding ( [FMargin](API\Runtime\SlateCore\Layout\FMargin) & OutButtonPadding ) const